"""进程级环境配置(.env)——Phase 1 的"平台默认"层。

Task 9 后业务参数(邮件/推送/AI 凭据)优先读租户 config(engine 服务的
resolve_*_settings 空槽回退到这里);本文件只剩部署级开关与平台默认密钥。
Task 9 死代码清理: DATABASE_URL/ensure_dirs/DATA_DIR 已无消费方(每租户
独立 SQLite 由 registry.make_tenant_engine 构造)——删除;ADMIN_PASSWORD
保留(Phase 2 超管初始密码引导用)。
"""
from pathlib import Path

from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    APP_HOST: str = "0.0.0.0"
    APP_PORT: int = 8000
    APP_DEBUG: bool = False

    AI_PROVIDER: str = "glm"
    ZHIPU_API_KEY: str = ""
    # 留空=用 SDK 默认地址(标准套餐 https://open.bigmodel.cn/api/paas/v4)
    # coding 套餐填 https://open.bigmodel.cn/api/coding/paas/v4
    ZHIPU_BASE_URL: str = ""
    AI_MODEL: str = "glm-4-flash"

    SMTP_HOST: str = ""
    SMTP_PORT: int = 465
    SMTP_USER: str = ""
    SMTP_PASS: str = ""
    NOTIFY_EMAIL: str = ""

    # 询盘推送 UniService(docs/superpowers/specs/2026-09-28-lead-push-to-uniservice-design.md)
    PUSH_ENABLED: bool = False
    PUSH_API_URL: str = "https://uniservice.server.hnxinyouhe.com/open/v1/inquiry/push"
    PUSH_API_KEY: str = ""
    PUSH_EXTERNAL_KEY_PREFIX: str = "ai-kefu-jc"
    PUSH_TIMEOUT_SECONDS: float = 10.0
    PUSH_MAX_ATTEMPTS: int = 3
    PUSH_RETRY_BACKOFF_BASE: float = 1.0   # 尝试间隔 1s/2s(3 次尝试、2 次间隔)

    # Phase 2 超管引导(lifespan bootstrap,空表才建):初始密码须首登改掉
    ADMIN_USERNAME: str = "admin"
    ADMIN_PASSWORD: str = "admin123"

    model_config = {
        "env_file": ".env",
        "env_file_encoding": "utf-8",
    }


# app/engine/config.py 比 jc 的 app/config.py 深一层,多退一级才到项目根
BASE_DIR = Path(__file__).resolve().parent.parent.parent
STATIC_DIR = BASE_DIR / "static"

settings = Settings()